{"instruction": "You are an expert in event extraction. Please extract events from the input that conform to the schema definition. Return an empty list for events that do not exist, and return NAN for arguments that do not exist. If an argument has multiple values, please return a list. Respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "trigger": true, "arguments": ["Treatment.Duration", "Treatment.Disorder", "Treatment.Dosage", "Effect", "Treatment", "Subject", "Treatment.Freq", "Subject.Gender", "Treatment.Time_elapsed", "Subject.Race", "Combination.Drug", "Subject.Age", "Subject.Population", "Subject.Disorder", "Treatment.Route", "Treatment.Drug"]}, {"event_type": "potential therapeutic event", "trigger": true, "arguments": ["Subject.Gender", "Subject.Disorder", "Subject.Race", "Treatment.Time_elapsed", "Effect", "Treatment.Disorder", "Subject.Age", "Treatment.Dosage", "Subject.Population", "Subject", "Treatment", "Treatment.Duration"]}], "input": "To report a case of a probable interaction between warfarin and extended-release niacin that may have led to synergistic coagulopathy and to inform health care providers of a need for more frequent monitoring of international normalized ratio (INR) in patients taking these drugs concomitantly."}
{"adverse event": [{"trigger": "led ", "arguments": {"Treatment.Duration": "NAN", "Treatment.Disorder": "NAN", "Treatment.Dosage": "NAN", "Effect": "synergistic coagulopathy", "Treatment": "warfarin and extended-release niacin", "Subject": "NAN", "Treatment.Freq": "NAN", "Subject.Gender": "NAN", "Treatment.Time_elapsed": "NAN", "Subject.Race": "NAN", "Combination.Drug": ["warfarin", "niacin"], "Subject.Age": "NAN", "Subject.Population": "NAN", "Subject.Disorder": "NAN", "Treatment.Route": "NAN", "Treatment.Drug": ["warfarin", "niacin"]}}], "potential therapeutic event": []}